./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label07.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cad46833 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_acc6f462-ad2d-4860-ba5b-5958a1388c4a/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_acc6f462-ad2d-4860-ba5b-5958a1388c4a/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_acc6f462-ad2d-4860-ba5b-5958a1388c4a/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_acc6f462-ad2d-4860-ba5b-5958a1388c4a/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label07.c -s /tmp/vcloud-vcloud-master/worker/run_dir_acc6f462-ad2d-4860-ba5b-5958a1388c4a/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_acc6f462-ad2d-4860-ba5b-5958a1388c4a/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e1aefec8ddab0c97dfdccb598d218efc3fd3f309 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-cad4683 [2019-11-16 00:04:53,154 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-16 00:04:53,156 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-16 00:04:53,171 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-16 00:04:53,171 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-16 00:04:53,173 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-16 00:04:53,175 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-16 00:04:53,184 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-16 00:04:53,188 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-16 00:04:53,193 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-16 00:04:53,194 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-16 00:04:53,196 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-16 00:04:53,196 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-16 00:04:53,198 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-16 00:04:53,199 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-16 00:04:53,200 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-16 00:04:53,201 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-16 00:04:53,202 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-16 00:04:53,204 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-16 00:04:53,208 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-16 00:04:53,211 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-16 00:04:53,213 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-16 00:04:53,215 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-16 00:04:53,216 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-16 00:04:53,219 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-16 00:04:53,219 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-16 00:04:53,220 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-16 00:04:53,221 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-16 00:04:53,222 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-16 00:04:53,223 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-16 00:04:53,223 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-16 00:04:53,223 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-16 00:04:53,224 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-16 00:04:53,225 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-16 00:04:53,226 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-16 00:04:53,226 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-16 00:04:53,227 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-16 00:04:53,227 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-16 00:04:53,228 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-16 00:04:53,229 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-16 00:04:53,229 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-16 00:04:53,230 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_acc6f462-ad2d-4860-ba5b-5958a1388c4a/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-16 00:04:53,255 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-16 00:04:53,255 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-16 00:04:53,256 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-16 00:04:53,256 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-16 00:04:53,257 INFO L138 SettingsManager]: * Use SBE=true [2019-11-16 00:04:53,257 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-16 00:04:53,257 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-16 00:04:53,257 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-16 00:04:53,258 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-16 00:04:53,258 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-16 00:04:53,258 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-16 00:04:53,258 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-16 00:04:53,259 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-16 00:04:53,259 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-16 00:04:53,259 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-16 00:04:53,259 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-16 00:04:53,259 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-16 00:04:53,260 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-16 00:04:53,260 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-16 00:04:53,260 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-16 00:04:53,260 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-16 00:04:53,261 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-16 00:04:53,261 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-16 00:04:53,261 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-16 00:04:53,261 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-16 00:04:53,262 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-16 00:04:53,262 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-16 00:04:53,262 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-16 00:04:53,262 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_acc6f462-ad2d-4860-ba5b-5958a1388c4a/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e1aefec8ddab0c97dfdccb598d218efc3fd3f309 [2019-11-16 00:04:53,291 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-16 00:04:53,302 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-16 00:04:53,306 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-16 00:04:53,307 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-16 00:04:53,307 INFO L275 PluginConnector]: CDTParser initialized [2019-11-16 00:04:53,309 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_acc6f462-ad2d-4860-ba5b-5958a1388c4a/bin/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem02_label07.c [2019-11-16 00:04:53,368 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_acc6f462-ad2d-4860-ba5b-5958a1388c4a/bin/uautomizer/data/d087ea18a/a68aca4b76904149a5d1bddc09775bf1/FLAG3ebaa954b [2019-11-16 00:04:53,837 INFO L306 CDTParser]: Found 1 translation units. [2019-11-16 00:04:53,838 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_acc6f462-ad2d-4860-ba5b-5958a1388c4a/sv-benchmarks/c/eca-rers2012/Problem02_label07.c [2019-11-16 00:04:53,857 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_acc6f462-ad2d-4860-ba5b-5958a1388c4a/bin/uautomizer/data/d087ea18a/a68aca4b76904149a5d1bddc09775bf1/FLAG3ebaa954b [2019-11-16 00:04:54,176 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_acc6f462-ad2d-4860-ba5b-5958a1388c4a/bin/uautomizer/data/d087ea18a/a68aca4b76904149a5d1bddc09775bf1 [2019-11-16 00:04:54,179 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-16 00:04:54,180 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-16 00:04:54,181 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-16 00:04:54,181 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-16 00:04:54,191 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-16 00:04:54,192 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:04:54" (1/1) ... [2019-11-16 00:04:54,194 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56c06bcc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:04:54, skipping insertion in model container [2019-11-16 00:04:54,194 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:04:54" (1/1) ... [2019-11-16 00:04:54,201 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-16 00:04:54,254 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-16 00:04:54,644 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 00:04:54,665 INFO L188 MainTranslator]: Completed pre-run [2019-11-16 00:04:54,810 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 00:04:54,824 INFO L192 MainTranslator]: Completed translation [2019-11-16 00:04:54,825 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:04:54 WrapperNode [2019-11-16 00:04:54,825 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-16 00:04:54,826 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-16 00:04:54,826 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-16 00:04:54,826 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-16 00:04:54,840 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:04:54" (1/1) ... [2019-11-16 00:04:54,858 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:04:54" (1/1) ... [2019-11-16 00:04:54,910 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-16 00:04:54,910 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-16 00:04:54,911 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-16 00:04:54,911 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-16 00:04:54,926 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:04:54" (1/1) ... [2019-11-16 00:04:54,926 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:04:54" (1/1) ... [2019-11-16 00:04:54,940 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:04:54" (1/1) ... [2019-11-16 00:04:54,946 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:04:54" (1/1) ... [2019-11-16 00:04:54,980 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:04:54" (1/1) ... [2019-11-16 00:04:54,990 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:04:54" (1/1) ... [2019-11-16 00:04:55,005 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:04:54" (1/1) ... [2019-11-16 00:04:55,015 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-16 00:04:55,017 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-16 00:04:55,017 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-16 00:04:55,018 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-16 00:04:55,018 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:04:54" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_acc6f462-ad2d-4860-ba5b-5958a1388c4a/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-16 00:04:55,091 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-16 00:04:55,092 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-16 00:04:56,402 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-16 00:04:56,402 INFO L284 CfgBuilder]: Removed 7 assume(true) statements. [2019-11-16 00:04:56,403 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:04:56 BoogieIcfgContainer [2019-11-16 00:04:56,404 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-16 00:04:56,405 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-16 00:04:56,405 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-16 00:04:56,409 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-16 00:04:56,410 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 12:04:54" (1/3) ... [2019-11-16 00:04:56,414 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@54bf59f6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 12:04:56, skipping insertion in model container [2019-11-16 00:04:56,415 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:04:54" (2/3) ... [2019-11-16 00:04:56,416 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@54bf59f6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 12:04:56, skipping insertion in model container [2019-11-16 00:04:56,416 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:04:56" (3/3) ... [2019-11-16 00:04:56,417 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem02_label07.c [2019-11-16 00:04:56,426 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-16 00:04:56,435 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-16 00:04:56,445 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-16 00:04:56,486 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-16 00:04:56,487 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-16 00:04:56,487 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-16 00:04:56,487 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-16 00:04:56,487 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-16 00:04:56,487 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-16 00:04:56,488 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-16 00:04:56,488 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-16 00:04:56,511 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states. [2019-11-16 00:04:56,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2019-11-16 00:04:56,530 INFO L372 BasicCegarLoop]: Found error trace [2019-11-16 00:04:56,531 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-16 00:04:56,533 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-16 00:04:56,539 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-16 00:04:56,540 INFO L82 PathProgramCache]: Analyzing trace with hash -1293347501, now seen corresponding path program 1 times [2019-11-16 00:04:56,547 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-16 00:04:56,548 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [572347846] [2019-11-16 00:04:56,548 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-16 00:04:56,548 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-16 00:04:56,548 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-16 00:04:56,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-16 00:04:57,090 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-16 00:04:57,091 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [572347846] [2019-11-16 00:04:57,092 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-16 00:04:57,092 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-16 00:04:57,093 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [602649405] [2019-11-16 00:04:57,098 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-16 00:04:57,099 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-16 00:04:57,111 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-16 00:04:57,112 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-16 00:04:57,114 INFO L87 Difference]: Start difference. First operand 227 states. Second operand 4 states. [2019-11-16 00:04:58,599 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-16 00:04:58,600 INFO L93 Difference]: Finished difference Result 747 states and 1324 transitions. [2019-11-16 00:04:58,600 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-16 00:04:58,602 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 139 [2019-11-16 00:04:58,603 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-16 00:04:58,620 INFO L225 Difference]: With dead ends: 747 [2019-11-16 00:04:58,621 INFO L226 Difference]: Without dead ends: 453 [2019-11-16 00:04:58,626 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-16 00:04:58,646 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 453 states. [2019-11-16 00:04:58,702 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 453 to 449. [2019-11-16 00:04:58,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 449 states. [2019-11-16 00:04:58,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 449 states and 614 transitions. [2019-11-16 00:04:58,707 INFO L78 Accepts]: Start accepts. Automaton has 449 states and 614 transitions. Word has length 139 [2019-11-16 00:04:58,708 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-16 00:04:58,708 INFO L462 AbstractCegarLoop]: Abstraction has 449 states and 614 transitions. [2019-11-16 00:04:58,708 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-16 00:04:58,709 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 614 transitions. [2019-11-16 00:04:58,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2019-11-16 00:04:58,714 INFO L372 BasicCegarLoop]: Found error trace [2019-11-16 00:04:58,714 INFO L380 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-16 00:04:58,715 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-16 00:04:58,715 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-16 00:04:58,715 INFO L82 PathProgramCache]: Analyzing trace with hash -709324238, now seen corresponding path program 1 times [2019-11-16 00:04:58,715 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-16 00:04:58,716 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1039430293] [2019-11-16 00:04:58,716 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-16 00:04:58,716 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-16 00:04:58,716 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-16 00:04:58,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-16 00:04:59,215 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-16 00:04:59,216 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1039430293] [2019-11-16 00:04:59,216 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-16 00:04:59,216 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2019-11-16 00:04:59,216 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1106722201] [2019-11-16 00:04:59,218 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-11-16 00:04:59,218 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-16 00:04:59,219 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-11-16 00:04:59,219 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=45, Unknown=0, NotChecked=0, Total=90 [2019-11-16 00:04:59,219 INFO L87 Difference]: Start difference. First operand 449 states and 614 transitions. Second operand 10 states. [2019-11-16 00:05:00,664 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-16 00:05:00,665 INFO L93 Difference]: Finished difference Result 1680 states and 2320 transitions. [2019-11-16 00:05:00,665 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-11-16 00:05:00,665 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 148 [2019-11-16 00:05:00,666 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-16 00:05:00,672 INFO L225 Difference]: With dead ends: 1680 [2019-11-16 00:05:00,673 INFO L226 Difference]: Without dead ends: 1233 [2019-11-16 00:05:00,676 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=45, Invalid=45, Unknown=0, NotChecked=0, Total=90 [2019-11-16 00:05:00,678 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1233 states. [2019-11-16 00:05:00,744 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1233 to 1227. [2019-11-16 00:05:00,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1227 states. [2019-11-16 00:05:00,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1227 states to 1227 states and 1511 transitions. [2019-11-16 00:05:00,752 INFO L78 Accepts]: Start accepts. Automaton has 1227 states and 1511 transitions. Word has length 148 [2019-11-16 00:05:00,753 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-16 00:05:00,754 INFO L462 AbstractCegarLoop]: Abstraction has 1227 states and 1511 transitions. [2019-11-16 00:05:00,758 INFO L463 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-11-16 00:05:00,758 INFO L276 IsEmpty]: Start isEmpty. Operand 1227 states and 1511 transitions. [2019-11-16 00:05:00,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2019-11-16 00:05:00,767 INFO L372 BasicCegarLoop]: Found error trace [2019-11-16 00:05:00,768 INFO L380 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-16 00:05:00,768 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-16 00:05:00,768 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-16 00:05:00,768 INFO L82 PathProgramCache]: Analyzing trace with hash -2116924583, now seen corresponding path program 1 times [2019-11-16 00:05:00,769 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-16 00:05:00,769 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1264665119] [2019-11-16 00:05:00,769 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-16 00:05:00,769 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-16 00:05:00,769 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-16 00:05:00,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-16 00:05:00,902 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-16 00:05:00,902 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1264665119] [2019-11-16 00:05:00,902 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-16 00:05:00,903 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-16 00:05:00,903 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [604812619] [2019-11-16 00:05:00,903 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-16 00:05:00,903 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-16 00:05:00,904 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-16 00:05:00,904 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-16 00:05:00,904 INFO L87 Difference]: Start difference. First operand 1227 states and 1511 transitions. Second operand 4 states. [2019-11-16 00:05:01,795 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-16 00:05:01,795 INFO L93 Difference]: Finished difference Result 3724 states and 4632 transitions. [2019-11-16 00:05:01,796 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-16 00:05:01,796 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 177 [2019-11-16 00:05:01,796 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-16 00:05:01,806 INFO L225 Difference]: With dead ends: 3724 [2019-11-16 00:05:01,807 INFO L226 Difference]: Without dead ends: 1937 [2019-11-16 00:05:01,810 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-16 00:05:01,813 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1937 states. [2019-11-16 00:05:01,855 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1937 to 1508. [2019-11-16 00:05:01,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1508 states. [2019-11-16 00:05:01,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1508 states to 1508 states and 1795 transitions. [2019-11-16 00:05:01,869 INFO L78 Accepts]: Start accepts. Automaton has 1508 states and 1795 transitions. Word has length 177 [2019-11-16 00:05:01,869 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-16 00:05:01,869 INFO L462 AbstractCegarLoop]: Abstraction has 1508 states and 1795 transitions. [2019-11-16 00:05:01,869 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-16 00:05:01,869 INFO L276 IsEmpty]: Start isEmpty. Operand 1508 states and 1795 transitions. [2019-11-16 00:05:01,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2019-11-16 00:05:01,878 INFO L372 BasicCegarLoop]: Found error trace [2019-11-16 00:05:01,878 INFO L380 BasicCegarLoop]: trace histogram [5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-16 00:05:01,879 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-16 00:05:01,879 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-16 00:05:01,879 INFO L82 PathProgramCache]: Analyzing trace with hash -1632464368, now seen corresponding path program 1 times [2019-11-16 00:05:01,879 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-16 00:05:01,879 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2083985823] [2019-11-16 00:05:01,880 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-16 00:05:01,880 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-16 00:05:01,880 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-16 00:05:01,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-16 00:05:02,078 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2019-11-16 00:05:02,078 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2083985823] [2019-11-16 00:05:02,079 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-16 00:05:02,079 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-16 00:05:02,079 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [425347980] [2019-11-16 00:05:02,080 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-16 00:05:02,080 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-16 00:05:02,081 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-16 00:05:02,081 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-16 00:05:02,081 INFO L87 Difference]: Start difference. First operand 1508 states and 1795 transitions. Second operand 4 states. [2019-11-16 00:05:02,945 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-16 00:05:02,945 INFO L93 Difference]: Finished difference Result 3861 states and 4630 transitions. [2019-11-16 00:05:02,946 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-16 00:05:02,946 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 203 [2019-11-16 00:05:02,946 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-16 00:05:02,959 INFO L225 Difference]: With dead ends: 3861 [2019-11-16 00:05:02,959 INFO L226 Difference]: Without dead ends: 2215 [2019-11-16 00:05:02,962 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-16 00:05:02,966 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2215 states. [2019-11-16 00:05:03,009 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2215 to 1929. [2019-11-16 00:05:03,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1929 states. [2019-11-16 00:05:03,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1929 states to 1929 states and 2172 transitions. [2019-11-16 00:05:03,018 INFO L78 Accepts]: Start accepts. Automaton has 1929 states and 2172 transitions. Word has length 203 [2019-11-16 00:05:03,019 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-16 00:05:03,019 INFO L462 AbstractCegarLoop]: Abstraction has 1929 states and 2172 transitions. [2019-11-16 00:05:03,019 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-16 00:05:03,020 INFO L276 IsEmpty]: Start isEmpty. Operand 1929 states and 2172 transitions. [2019-11-16 00:05:03,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2019-11-16 00:05:03,027 INFO L372 BasicCegarLoop]: Found error trace [2019-11-16 00:05:03,028 INFO L380 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-16 00:05:03,028 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-16 00:05:03,029 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-16 00:05:03,030 INFO L82 PathProgramCache]: Analyzing trace with hash -1719317647, now seen corresponding path program 1 times [2019-11-16 00:05:03,030 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-16 00:05:03,030 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1741688798] [2019-11-16 00:05:03,030 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-16 00:05:03,031 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-16 00:05:03,031 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-16 00:05:03,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-16 00:05:03,236 INFO L134 CoverageAnalysis]: Checked inductivity of 199 backedges. 163 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2019-11-16 00:05:03,237 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1741688798] [2019-11-16 00:05:03,237 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-16 00:05:03,237 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-16 00:05:03,237 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1872185808] [2019-11-16 00:05:03,238 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-16 00:05:03,238 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-16 00:05:03,239 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-16 00:05:03,240 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-16 00:05:03,240 INFO L87 Difference]: Start difference. First operand 1929 states and 2172 transitions. Second operand 3 states. [2019-11-16 00:05:03,681 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-16 00:05:03,681 INFO L93 Difference]: Finished difference Result 3848 states and 4303 transitions. [2019-11-16 00:05:03,681 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-16 00:05:03,682 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 251 [2019-11-16 00:05:03,682 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-16 00:05:03,682 INFO L225 Difference]: With dead ends: 3848 [2019-11-16 00:05:03,682 INFO L226 Difference]: Without dead ends: 0 [2019-11-16 00:05:03,686 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-16 00:05:03,686 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-16 00:05:03,687 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-16 00:05:03,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-16 00:05:03,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-16 00:05:03,687 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 251 [2019-11-16 00:05:03,687 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-16 00:05:03,688 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-16 00:05:03,688 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-16 00:05:03,688 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-16 00:05:03,688 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-16 00:05:03,692 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-16 00:05:03,871 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 25 [2019-11-16 00:05:03,979 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 25 [2019-11-16 00:05:03,981 INFO L443 ceAbstractionStarter]: For program point L564-1(lines 29 598) no Hoare annotation was computed. [2019-11-16 00:05:03,981 INFO L443 ceAbstractionStarter]: For program point L498-1(lines 29 598) no Hoare annotation was computed. [2019-11-16 00:05:03,981 INFO L443 ceAbstractionStarter]: For program point L432-1(lines 29 598) no Hoare annotation was computed. [2019-11-16 00:05:03,981 INFO L443 ceAbstractionStarter]: For program point L234(lines 234 413) no Hoare annotation was computed. [2019-11-16 00:05:03,982 INFO L443 ceAbstractionStarter]: For program point L565(line 565) no Hoare annotation was computed. [2019-11-16 00:05:03,982 INFO L443 ceAbstractionStarter]: For program point L499(line 499) no Hoare annotation was computed. [2019-11-16 00:05:03,982 INFO L443 ceAbstractionStarter]: For program point L433(line 433) no Hoare annotation was computed. [2019-11-16 00:05:03,982 INFO L443 ceAbstractionStarter]: For program point L169(lines 169 413) no Hoare annotation was computed. [2019-11-16 00:05:03,982 INFO L443 ceAbstractionStarter]: For program point L368(lines 368 413) no Hoare annotation was computed. [2019-11-16 00:05:03,982 INFO L443 ceAbstractionStarter]: For program point L38(lines 38 413) no Hoare annotation was computed. [2019-11-16 00:05:03,982 INFO L443 ceAbstractionStarter]: For program point L567-1(lines 29 598) no Hoare annotation was computed. [2019-11-16 00:05:03,982 INFO L443 ceAbstractionStarter]: For program point L501-1(lines 29 598) no Hoare annotation was computed. [2019-11-16 00:05:03,983 INFO L443 ceAbstractionStarter]: For program point L435-1(lines 29 598) no Hoare annotation was computed. [2019-11-16 00:05:03,983 INFO L443 ceAbstractionStarter]: For program point L237(lines 237 413) no Hoare annotation was computed. [2019-11-16 00:05:03,983 INFO L443 ceAbstractionStarter]: For program point L568(line 568) no Hoare annotation was computed. [2019-11-16 00:05:03,983 INFO L443 ceAbstractionStarter]: For program point L502(line 502) no Hoare annotation was computed. [2019-11-16 00:05:03,983 INFO L443 ceAbstractionStarter]: For program point L436(line 436) no Hoare annotation was computed. [2019-11-16 00:05:03,983 INFO L443 ceAbstractionStarter]: For program point L238(lines 238 246) no Hoare annotation was computed. [2019-11-16 00:05:03,983 INFO L443 ceAbstractionStarter]: For program point L238-2(lines 238 246) no Hoare annotation was computed. [2019-11-16 00:05:03,983 INFO L443 ceAbstractionStarter]: For program point L106(lines 106 413) no Hoare annotation was computed. [2019-11-16 00:05:03,984 INFO L443 ceAbstractionStarter]: For program point L570-1(lines 29 598) no Hoare annotation was computed. [2019-11-16 00:05:03,984 INFO L443 ceAbstractionStarter]: For program point L504-1(lines 29 598) no Hoare annotation was computed. [2019-11-16 00:05:03,984 INFO L443 ceAbstractionStarter]: For program point L438-1(lines 29 598) no Hoare annotation was computed. [2019-11-16 00:05:03,984 INFO L443 ceAbstractionStarter]: For program point L42(lines 42 413) no Hoare annotation was computed. [2019-11-16 00:05:03,984 INFO L443 ceAbstractionStarter]: For program point L571(line 571) no Hoare annotation was computed. [2019-11-16 00:05:03,984 INFO L443 ceAbstractionStarter]: For program point L505(line 505) no Hoare annotation was computed. [2019-11-16 00:05:03,984 INFO L443 ceAbstractionStarter]: For program point L439(line 439) no Hoare annotation was computed. [2019-11-16 00:05:03,985 INFO L443 ceAbstractionStarter]: For program point L175(lines 175 413) no Hoare annotation was computed. [2019-11-16 00:05:03,987 INFO L443 ceAbstractionStarter]: For program point L573-1(lines 29 598) no Hoare annotation was computed. [2019-11-16 00:05:03,987 INFO L443 ceAbstractionStarter]: For program point L507-1(lines 29 598) no Hoare annotation was computed. [2019-11-16 00:05:03,987 INFO L443 ceAbstractionStarter]: For program point L441-1(lines 29 598) no Hoare annotation was computed. [2019-11-16 00:05:03,987 INFO L443 ceAbstractionStarter]: For program point L375(lines 375 413) no Hoare annotation was computed. [2019-11-16 00:05:03,987 INFO L443 ceAbstractionStarter]: For program point L309(lines 309 413) no Hoare annotation was computed. [2019-11-16 00:05:03,988 INFO L443 ceAbstractionStarter]: For program point L574(line 574) no Hoare annotation was computed. [2019-11-16 00:05:03,988 INFO L443 ceAbstractionStarter]: For program point L508(line 508) no Hoare annotation was computed. [2019-11-16 00:05:03,988 INFO L443 ceAbstractionStarter]: For program point L442(line 442) no Hoare annotation was computed. [2019-11-16 00:05:03,988 INFO L443 ceAbstractionStarter]: For program point L179(lines 179 413) no Hoare annotation was computed. [2019-11-16 00:05:03,988 INFO L443 ceAbstractionStarter]: For program point L113(lines 113 413) no Hoare annotation was computed. [2019-11-16 00:05:03,988 INFO L443 ceAbstractionStarter]: For program point L47(lines 47 413) no Hoare annotation was computed. [2019-11-16 00:05:03,988 INFO L443 ceAbstractionStarter]: For program point L576-1(lines 29 598) no Hoare annotation was computed. [2019-11-16 00:05:03,988 INFO L443 ceAbstractionStarter]: For program point L510-1(lines 29 598) no Hoare annotation was computed. [2019-11-16 00:05:03,989 INFO L443 ceAbstractionStarter]: For program point L444-1(lines 29 598) no Hoare annotation was computed. [2019-11-16 00:05:03,989 INFO L443 ceAbstractionStarter]: For program point L378(lines 378 413) no Hoare annotation was computed. [2019-11-16 00:05:03,989 INFO L443 ceAbstractionStarter]: For program point L577(line 577) no Hoare annotation was computed. [2019-11-16 00:05:03,989 INFO L443 ceAbstractionStarter]: For program point L511(line 511) no Hoare annotation was computed. [2019-11-16 00:05:03,989 INFO L443 ceAbstractionStarter]: For program point L445(line 445) no Hoare annotation was computed. [2019-11-16 00:05:03,989 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 589) no Hoare annotation was computed. [2019-11-16 00:05:03,989 INFO L443 ceAbstractionStarter]: For program point L380(lines 380 413) no Hoare annotation was computed. [2019-11-16 00:05:03,990 INFO L443 ceAbstractionStarter]: For program point L314(lines 314 413) no Hoare annotation was computed. [2019-11-16 00:05:03,990 INFO L443 ceAbstractionStarter]: For program point L248(lines 248 413) no Hoare annotation was computed. [2019-11-16 00:05:03,990 INFO L443 ceAbstractionStarter]: For program point L50(lines 50 413) no Hoare annotation was computed. [2019-11-16 00:05:03,990 INFO L443 ceAbstractionStarter]: For program point L579-1(lines 29 598) no Hoare annotation was computed. [2019-11-16 00:05:03,990 INFO L443 ceAbstractionStarter]: For program point L513-1(lines 29 598) no Hoare annotation was computed. [2019-11-16 00:05:03,990 INFO L443 ceAbstractionStarter]: For program point L447-1(lines 29 598) no Hoare annotation was computed. [2019-11-16 00:05:03,990 INFO L443 ceAbstractionStarter]: For program point L381(lines 381 387) no Hoare annotation was computed. [2019-11-16 00:05:03,990 INFO L443 ceAbstractionStarter]: For program point L315(lines 315 326) no Hoare annotation was computed. [2019-11-16 00:05:03,991 INFO L443 ceAbstractionStarter]: For program point L381-2(lines 381 387) no Hoare annotation was computed. [2019-11-16 00:05:03,991 INFO L443 ceAbstractionStarter]: For program point L315-2(lines 315 326) no Hoare annotation was computed. [2019-11-16 00:05:03,991 INFO L443 ceAbstractionStarter]: For program point L580(line 580) no Hoare annotation was computed. [2019-11-16 00:05:03,991 INFO L443 ceAbstractionStarter]: For program point L514(line 514) no Hoare annotation was computed. [2019-11-16 00:05:03,991 INFO L443 ceAbstractionStarter]: For program point L448(line 448) no Hoare annotation was computed. [2019-11-16 00:05:03,991 INFO L443 ceAbstractionStarter]: For program point L185(lines 185 413) no Hoare annotation was computed. [2019-11-16 00:05:03,991 INFO L443 ceAbstractionStarter]: For program point L119(lines 119 413) no Hoare annotation was computed. [2019-11-16 00:05:03,991 INFO L443 ceAbstractionStarter]: For program point L582-1(lines 29 598) no Hoare annotation was computed. [2019-11-16 00:05:03,992 INFO L443 ceAbstractionStarter]: For program point L516-1(lines 29 598) no Hoare annotation was computed. [2019-11-16 00:05:03,992 INFO L443 ceAbstractionStarter]: For program point L450-1(lines 29 598) no Hoare annotation was computed. [2019-11-16 00:05:03,992 INFO L443 ceAbstractionStarter]: For program point L54(lines 54 413) no Hoare annotation was computed. [2019-11-16 00:05:03,992 INFO L443 ceAbstractionStarter]: For program point L583(line 583) no Hoare annotation was computed. [2019-11-16 00:05:03,992 INFO L443 ceAbstractionStarter]: For program point L517(line 517) no Hoare annotation was computed. [2019-11-16 00:05:03,992 INFO L443 ceAbstractionStarter]: For program point L451(line 451) no Hoare annotation was computed. [2019-11-16 00:05:03,992 INFO L443 ceAbstractionStarter]: For program point L253(lines 253 413) no Hoare annotation was computed. [2019-11-16 00:05:03,997 INFO L443 ceAbstractionStarter]: For program point L187(lines 187 413) no Hoare annotation was computed. [2019-11-16 00:05:03,998 INFO L443 ceAbstractionStarter]: For program point L585-1(lines 29 598) no Hoare annotation was computed. [2019-11-16 00:05:03,998 INFO L443 ceAbstractionStarter]: For program point L519-1(lines 29 598) no Hoare annotation was computed. [2019-11-16 00:05:03,998 INFO L443 ceAbstractionStarter]: For program point L453-1(lines 29 598) no Hoare annotation was computed. [2019-11-16 00:05:03,998 INFO L443 ceAbstractionStarter]: For program point L189(lines 189 413) no Hoare annotation was computed. [2019-11-16 00:05:03,999 INFO L443 ceAbstractionStarter]: For program point L123(lines 123 413) no Hoare annotation was computed. [2019-11-16 00:05:03,999 INFO L443 ceAbstractionStarter]: For program point L586(line 586) no Hoare annotation was computed. [2019-11-16 00:05:03,999 INFO L443 ceAbstractionStarter]: For program point L520(line 520) no Hoare annotation was computed. [2019-11-16 00:05:03,999 INFO L443 ceAbstractionStarter]: For program point L454(line 454) no Hoare annotation was computed. [2019-11-16 00:05:04,000 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-16 00:05:04,000 INFO L443 ceAbstractionStarter]: For program point L389(lines 389 413) no Hoare annotation was computed. [2019-11-16 00:05:04,000 INFO L443 ceAbstractionStarter]: For program point L191(lines 191 413) no Hoare annotation was computed. [2019-11-16 00:05:04,000 INFO L443 ceAbstractionStarter]: For program point L59(lines 59 413) no Hoare annotation was computed. [2019-11-16 00:05:04,000 INFO L443 ceAbstractionStarter]: For program point L588-1(lines 29 598) no Hoare annotation was computed. [2019-11-16 00:05:04,000 INFO L443 ceAbstractionStarter]: For program point L522-1(lines 29 598) no Hoare annotation was computed. [2019-11-16 00:05:04,000 INFO L443 ceAbstractionStarter]: For program point L456-1(lines 29 598) no Hoare annotation was computed. [2019-11-16 00:05:04,000 INFO L443 ceAbstractionStarter]: For program point L589(line 589) no Hoare annotation was computed. [2019-11-16 00:05:04,001 INFO L443 ceAbstractionStarter]: For program point L523(line 523) no Hoare annotation was computed. [2019-11-16 00:05:04,001 INFO L443 ceAbstractionStarter]: For program point L457(line 457) no Hoare annotation was computed. [2019-11-16 00:05:04,001 INFO L443 ceAbstractionStarter]: For program point L259(lines 259 413) no Hoare annotation was computed. [2019-11-16 00:05:04,001 INFO L443 ceAbstractionStarter]: For program point L194(lines 194 413) no Hoare annotation was computed. [2019-11-16 00:05:04,001 INFO L443 ceAbstractionStarter]: For program point L591-1(lines 29 598) no Hoare annotation was computed. [2019-11-16 00:05:04,001 INFO L443 ceAbstractionStarter]: For program point L525-1(lines 29 598) no Hoare annotation was computed. [2019-11-16 00:05:04,001 INFO L443 ceAbstractionStarter]: For program point L459-1(lines 29 598) no Hoare annotation was computed. [2019-11-16 00:05:04,001 INFO L443 ceAbstractionStarter]: For program point L261(lines 261 413) no Hoare annotation was computed. [2019-11-16 00:05:04,002 INFO L443 ceAbstractionStarter]: For program point L592(line 592) no Hoare annotation was computed. [2019-11-16 00:05:04,002 INFO L443 ceAbstractionStarter]: For program point L526(line 526) no Hoare annotation was computed. [2019-11-16 00:05:04,002 INFO L443 ceAbstractionStarter]: For program point L460(line 460) no Hoare annotation was computed. [2019-11-16 00:05:04,002 INFO L443 ceAbstractionStarter]: For program point L394(lines 394 413) no Hoare annotation was computed. [2019-11-16 00:05:04,002 INFO L443 ceAbstractionStarter]: For program point L328(lines 328 413) no Hoare annotation was computed. [2019-11-16 00:05:04,002 INFO L443 ceAbstractionStarter]: For program point L262(lines 262 274) no Hoare annotation was computed. [2019-11-16 00:05:04,002 INFO L443 ceAbstractionStarter]: For program point L262-2(lines 262 274) no Hoare annotation was computed. [2019-11-16 00:05:04,002 INFO L443 ceAbstractionStarter]: For program point L130(lines 130 413) no Hoare annotation was computed. [2019-11-16 00:05:04,003 INFO L443 ceAbstractionStarter]: For program point L65(lines 65 413) no Hoare annotation was computed. [2019-11-16 00:05:04,003 INFO L443 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-16 00:05:04,003 INFO L443 ceAbstractionStarter]: For program point L594-1(lines 594 596) no Hoare annotation was computed. [2019-11-16 00:05:04,003 INFO L443 ceAbstractionStarter]: For program point L528-1(lines 29 598) no Hoare annotation was computed. [2019-11-16 00:05:04,003 INFO L443 ceAbstractionStarter]: For program point L462-1(lines 29 598) no Hoare annotation was computed. [2019-11-16 00:05:04,003 INFO L443 ceAbstractionStarter]: For program point L198(lines 198 413) no Hoare annotation was computed. [2019-11-16 00:05:04,003 INFO L443 ceAbstractionStarter]: For program point L595(line 595) no Hoare annotation was computed. [2019-11-16 00:05:04,003 INFO L443 ceAbstractionStarter]: For program point L529(line 529) no Hoare annotation was computed. [2019-11-16 00:05:04,004 INFO L443 ceAbstractionStarter]: For program point L463(line 463) no Hoare annotation was computed. [2019-11-16 00:05:04,004 INFO L443 ceAbstractionStarter]: For program point L331(lines 331 413) no Hoare annotation was computed. [2019-11-16 00:05:04,004 INFO L443 ceAbstractionStarter]: For program point L398(lines 398 413) no Hoare annotation was computed. [2019-11-16 00:05:04,004 INFO L443 ceAbstractionStarter]: For program point L332(lines 332 335) no Hoare annotation was computed. [2019-11-16 00:05:04,004 INFO L443 ceAbstractionStarter]: For program point L332-2(lines 332 335) no Hoare annotation was computed. [2019-11-16 00:05:04,004 INFO L443 ceAbstractionStarter]: For program point L134(lines 134 413) no Hoare annotation was computed. [2019-11-16 00:05:04,005 INFO L439 ceAbstractionStarter]: At program point L597(lines 29 598) the Hoare annotation is: (let ((.cse0 (= ~a21~0 1)) (.cse1 (not (= ~a28~0 11)))) (or (not (= 1 ~a11~0)) (= 10 ~a28~0) (and (not (= 8 ~a28~0)) (= ~a17~0 8) .cse0 .cse1) (and (not (= ~a19~0 1)) .cse0 .cse1) (= ~a28~0 7))) [2019-11-16 00:05:04,005 INFO L443 ceAbstractionStarter]: For program point L531-1(lines 29 598) no Hoare annotation was computed. [2019-11-16 00:05:04,005 INFO L443 ceAbstractionStarter]: For program point L465-1(lines 29 598) no Hoare annotation was computed. [2019-11-16 00:05:04,005 INFO L443 ceAbstractionStarter]: For program point L69(lines 69 413) no Hoare annotation was computed. [2019-11-16 00:05:04,006 INFO L443 ceAbstractionStarter]: For program point L532(line 532) no Hoare annotation was computed. [2019-11-16 00:05:04,006 INFO L443 ceAbstractionStarter]: For program point L466(line 466) no Hoare annotation was computed. [2019-11-16 00:05:04,006 INFO L443 ceAbstractionStarter]: For program point L202(lines 202 413) no Hoare annotation was computed. [2019-11-16 00:05:04,006 INFO L443 ceAbstractionStarter]: For program point L203(lines 203 210) no Hoare annotation was computed. [2019-11-16 00:05:04,006 INFO L443 ceAbstractionStarter]: For program point L203-2(lines 203 210) no Hoare annotation was computed. [2019-11-16 00:05:04,006 INFO L446 ceAbstractionStarter]: At program point L600(lines 600 617) the Hoare annotation is: true [2019-11-16 00:05:04,006 INFO L443 ceAbstractionStarter]: For program point L534-1(lines 29 598) no Hoare annotation was computed. [2019-11-16 00:05:04,006 INFO L443 ceAbstractionStarter]: For program point L468-1(lines 29 598) no Hoare annotation was computed. [2019-11-16 00:05:04,007 INFO L443 ceAbstractionStarter]: For program point L402(lines 402 413) no Hoare annotation was computed. [2019-11-16 00:05:04,007 INFO L443 ceAbstractionStarter]: For program point L535(line 535) no Hoare annotation was computed. [2019-11-16 00:05:04,007 INFO L443 ceAbstractionStarter]: For program point L469(line 469) no Hoare annotation was computed. [2019-11-16 00:05:04,007 INFO L443 ceAbstractionStarter]: For program point L337(lines 337 413) no Hoare annotation was computed. [2019-11-16 00:05:04,007 INFO L443 ceAbstractionStarter]: For program point L139(lines 139 413) no Hoare annotation was computed. [2019-11-16 00:05:04,007 INFO L443 ceAbstractionStarter]: For program point L404(lines 404 413) no Hoare annotation was computed. [2019-11-16 00:05:04,007 INFO L443 ceAbstractionStarter]: For program point L338(lines 338 347) no Hoare annotation was computed. [2019-11-16 00:05:04,007 INFO L443 ceAbstractionStarter]: For program point L338-2(lines 338 347) no Hoare annotation was computed. [2019-11-16 00:05:04,008 INFO L443 ceAbstractionStarter]: For program point L74(lines 74 413) no Hoare annotation was computed. [2019-11-16 00:05:04,008 INFO L443 ceAbstractionStarter]: For program point L537-1(lines 29 598) no Hoare annotation was computed. [2019-11-16 00:05:04,008 INFO L443 ceAbstractionStarter]: For program point L471-1(lines 29 598) no Hoare annotation was computed. [2019-11-16 00:05:04,008 INFO L443 ceAbstractionStarter]: For program point L75(lines 75 80) no Hoare annotation was computed. [2019-11-16 00:05:04,008 INFO L443 ceAbstractionStarter]: For program point L75-2(lines 75 80) no Hoare annotation was computed. [2019-11-16 00:05:04,008 INFO L443 ceAbstractionStarter]: For program point L538(line 538) no Hoare annotation was computed. [2019-11-16 00:05:04,008 INFO L443 ceAbstractionStarter]: For program point L472(line 472) no Hoare annotation was computed. [2019-11-16 00:05:04,008 INFO L443 ceAbstractionStarter]: For program point L407(lines 407 413) no Hoare annotation was computed. [2019-11-16 00:05:04,009 INFO L443 ceAbstractionStarter]: For program point L143(lines 143 413) no Hoare annotation was computed. [2019-11-16 00:05:04,010 INFO L439 ceAbstractionStarter]: At program point L606-2(lines 606 616) the Hoare annotation is: (let ((.cse0 (= ~a21~0 1)) (.cse1 (not (= ~a28~0 11)))) (or (not (= 1 ~a11~0)) (= 10 ~a28~0) (and (not (= 8 ~a28~0)) (= ~a17~0 8) .cse0 .cse1) (and (not (= ~a19~0 1)) .cse0 .cse1) (= ~a28~0 7))) [2019-11-16 00:05:04,010 INFO L443 ceAbstractionStarter]: For program point L540-1(lines 29 598) no Hoare annotation was computed. [2019-11-16 00:05:04,010 INFO L443 ceAbstractionStarter]: For program point L474-1(lines 29 598) no Hoare annotation was computed. [2019-11-16 00:05:04,010 INFO L443 ceAbstractionStarter]: For program point L276(lines 276 413) no Hoare annotation was computed. [2019-11-16 00:05:04,010 INFO L443 ceAbstractionStarter]: For program point L541(line 541) no Hoare annotation was computed. [2019-11-16 00:05:04,011 INFO L443 ceAbstractionStarter]: For program point L475(line 475) no Hoare annotation was computed. [2019-11-16 00:05:04,011 INFO L443 ceAbstractionStarter]: For program point L409(lines 409 413) no Hoare annotation was computed. [2019-11-16 00:05:04,012 INFO L443 ceAbstractionStarter]: For program point L212(lines 212 413) no Hoare annotation was computed. [2019-11-16 00:05:04,012 INFO L443 ceAbstractionStarter]: For program point L543-1(lines 29 598) no Hoare annotation was computed. [2019-11-16 00:05:04,013 INFO L443 ceAbstractionStarter]: For program point L477-1(lines 29 598) no Hoare annotation was computed. [2019-11-16 00:05:04,013 INFO L443 ceAbstractionStarter]: For program point L544(line 544) no Hoare annotation was computed. [2019-11-16 00:05:04,013 INFO L443 ceAbstractionStarter]: For program point L478(line 478) no Hoare annotation was computed. [2019-11-16 00:05:04,014 INFO L443 ceAbstractionStarter]: For program point L280(lines 280 413) no Hoare annotation was computed. [2019-11-16 00:05:04,014 INFO L443 ceAbstractionStarter]: For program point L148(lines 148 413) no Hoare annotation was computed. [2019-11-16 00:05:04,014 INFO L443 ceAbstractionStarter]: For program point L82(lines 82 413) no Hoare annotation was computed. [2019-11-16 00:05:04,014 INFO L443 ceAbstractionStarter]: For program point L611(line 611) no Hoare annotation was computed. [2019-11-16 00:05:04,014 INFO L443 ceAbstractionStarter]: For program point L215(lines 215 413) no Hoare annotation was computed. [2019-11-16 00:05:04,015 INFO L443 ceAbstractionStarter]: For program point L83(lines 83 89) no Hoare annotation was computed. [2019-11-16 00:05:04,015 INFO L443 ceAbstractionStarter]: For program point L83-2(lines 83 89) no Hoare annotation was computed. [2019-11-16 00:05:04,016 INFO L443 ceAbstractionStarter]: For program point L546-1(lines 29 598) no Hoare annotation was computed. [2019-11-16 00:05:04,016 INFO L443 ceAbstractionStarter]: For program point L480-1(lines 29 598) no Hoare annotation was computed. [2019-11-16 00:05:04,020 INFO L443 ceAbstractionStarter]: For program point L414(lines 414 416) no Hoare annotation was computed. [2019-11-16 00:05:04,020 INFO L443 ceAbstractionStarter]: For program point L414-2(lines 29 598) no Hoare annotation was computed. [2019-11-16 00:05:04,020 INFO L443 ceAbstractionStarter]: For program point L547(line 547) no Hoare annotation was computed. [2019-11-16 00:05:04,021 INFO L443 ceAbstractionStarter]: For program point L481(line 481) no Hoare annotation was computed. [2019-11-16 00:05:04,021 INFO L443 ceAbstractionStarter]: For program point L415(line 415) no Hoare annotation was computed. [2019-11-16 00:05:04,021 INFO L443 ceAbstractionStarter]: For program point L349(lines 349 413) no Hoare annotation was computed. [2019-11-16 00:05:04,021 INFO L443 ceAbstractionStarter]: For program point L283(lines 283 413) no Hoare annotation was computed. [2019-11-16 00:05:04,021 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-16 00:05:04,022 INFO L443 ceAbstractionStarter]: For program point L218(lines 218 413) no Hoare annotation was computed. [2019-11-16 00:05:04,022 INFO L443 ceAbstractionStarter]: For program point L549-1(lines 29 598) no Hoare annotation was computed. [2019-11-16 00:05:04,022 INFO L443 ceAbstractionStarter]: For program point L483-1(lines 29 598) no Hoare annotation was computed. [2019-11-16 00:05:04,022 INFO L443 ceAbstractionStarter]: For program point L417-1(lines 29 598) no Hoare annotation was computed. [2019-11-16 00:05:04,022 INFO L443 ceAbstractionStarter]: For program point L550(line 550) no Hoare annotation was computed. [2019-11-16 00:05:04,022 INFO L443 ceAbstractionStarter]: For program point L484(line 484) no Hoare annotation was computed. [2019-11-16 00:05:04,023 INFO L443 ceAbstractionStarter]: For program point L418(line 418) no Hoare annotation was computed. [2019-11-16 00:05:04,023 INFO L443 ceAbstractionStarter]: For program point L286(lines 286 413) no Hoare annotation was computed. [2019-11-16 00:05:04,023 INFO L443 ceAbstractionStarter]: For program point L154(lines 154 413) no Hoare annotation was computed. [2019-11-16 00:05:04,023 INFO L443 ceAbstractionStarter]: For program point L552-1(lines 29 598) no Hoare annotation was computed. [2019-11-16 00:05:04,023 INFO L443 ceAbstractionStarter]: For program point L486-1(lines 29 598) no Hoare annotation was computed. [2019-11-16 00:05:04,023 INFO L443 ceAbstractionStarter]: For program point L420-1(lines 29 598) no Hoare annotation was computed. [2019-11-16 00:05:04,023 INFO L443 ceAbstractionStarter]: For program point L354(lines 354 413) no Hoare annotation was computed. [2019-11-16 00:05:04,023 INFO L443 ceAbstractionStarter]: For program point L553(line 553) no Hoare annotation was computed. [2019-11-16 00:05:04,023 INFO L443 ceAbstractionStarter]: For program point L487(line 487) no Hoare annotation was computed. [2019-11-16 00:05:04,024 INFO L443 ceAbstractionStarter]: For program point L421(line 421) no Hoare annotation was computed. [2019-11-16 00:05:04,024 INFO L443 ceAbstractionStarter]: For program point L223(lines 223 413) no Hoare annotation was computed. [2019-11-16 00:05:04,024 INFO L443 ceAbstractionStarter]: For program point L91(lines 91 413) no Hoare annotation was computed. [2019-11-16 00:05:04,024 INFO L443 ceAbstractionStarter]: For program point L555-1(lines 29 598) no Hoare annotation was computed. [2019-11-16 00:05:04,024 INFO L443 ceAbstractionStarter]: For program point L489-1(lines 29 598) no Hoare annotation was computed. [2019-11-16 00:05:04,024 INFO L443 ceAbstractionStarter]: For program point L423-1(lines 29 598) no Hoare annotation was computed. [2019-11-16 00:05:04,024 INFO L443 ceAbstractionStarter]: For program point L291(lines 291 413) no Hoare annotation was computed. [2019-11-16 00:05:04,024 INFO L443 ceAbstractionStarter]: For program point L225(lines 225 413) no Hoare annotation was computed. [2019-11-16 00:05:04,024 INFO L443 ceAbstractionStarter]: For program point L159(lines 159 413) no Hoare annotation was computed. [2019-11-16 00:05:04,025 INFO L443 ceAbstractionStarter]: For program point L556(line 556) no Hoare annotation was computed. [2019-11-16 00:05:04,025 INFO L443 ceAbstractionStarter]: For program point L490(line 490) no Hoare annotation was computed. [2019-11-16 00:05:04,025 INFO L443 ceAbstractionStarter]: For program point L424(line 424) no Hoare annotation was computed. [2019-11-16 00:05:04,025 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-16 00:05:04,025 INFO L443 ceAbstractionStarter]: For program point L293(lines 293 413) no Hoare annotation was computed. [2019-11-16 00:05:04,025 INFO L443 ceAbstractionStarter]: For program point L95(lines 95 413) no Hoare annotation was computed. [2019-11-16 00:05:04,025 INFO L443 ceAbstractionStarter]: For program point L558-1(lines 29 598) no Hoare annotation was computed. [2019-11-16 00:05:04,025 INFO L443 ceAbstractionStarter]: For program point L492-1(lines 29 598) no Hoare annotation was computed. [2019-11-16 00:05:04,025 INFO L443 ceAbstractionStarter]: For program point L426-1(lines 29 598) no Hoare annotation was computed. [2019-11-16 00:05:04,026 INFO L443 ceAbstractionStarter]: For program point L30(lines 30 413) no Hoare annotation was computed. [2019-11-16 00:05:04,026 INFO L443 ceAbstractionStarter]: For program point L559(line 559) no Hoare annotation was computed. [2019-11-16 00:05:04,026 INFO L443 ceAbstractionStarter]: For program point L493(line 493) no Hoare annotation was computed. [2019-11-16 00:05:04,026 INFO L443 ceAbstractionStarter]: For program point L427(line 427) no Hoare annotation was computed. [2019-11-16 00:05:04,026 INFO L443 ceAbstractionStarter]: For program point L361(lines 361 413) no Hoare annotation was computed. [2019-11-16 00:05:04,026 INFO L443 ceAbstractionStarter]: For program point L561-1(lines 29 598) no Hoare annotation was computed. [2019-11-16 00:05:04,026 INFO L443 ceAbstractionStarter]: For program point L495-1(lines 29 598) no Hoare annotation was computed. [2019-11-16 00:05:04,026 INFO L443 ceAbstractionStarter]: For program point L429-1(lines 29 598) no Hoare annotation was computed. [2019-11-16 00:05:04,026 INFO L443 ceAbstractionStarter]: For program point L297(lines 297 413) no Hoare annotation was computed. [2019-11-16 00:05:04,027 INFO L443 ceAbstractionStarter]: For program point L165(lines 165 413) no Hoare annotation was computed. [2019-11-16 00:05:04,027 INFO L443 ceAbstractionStarter]: For program point L99(lines 99 413) no Hoare annotation was computed. [2019-11-16 00:05:04,027 INFO L443 ceAbstractionStarter]: For program point L562(line 562) no Hoare annotation was computed. [2019-11-16 00:05:04,027 INFO L443 ceAbstractionStarter]: For program point L496(line 496) no Hoare annotation was computed. [2019-11-16 00:05:04,027 INFO L443 ceAbstractionStarter]: For program point L430(line 430) no Hoare annotation was computed. [2019-11-16 00:05:04,027 INFO L443 ceAbstractionStarter]: For program point L298(lines 298 307) no Hoare annotation was computed. [2019-11-16 00:05:04,027 INFO L443 ceAbstractionStarter]: For program point L232(lines 232 413) no Hoare annotation was computed. [2019-11-16 00:05:04,027 INFO L443 ceAbstractionStarter]: For program point L298-2(lines 298 307) no Hoare annotation was computed. [2019-11-16 00:05:04,027 INFO L443 ceAbstractionStarter]: For program point L35(lines 35 413) no Hoare annotation was computed. [2019-11-16 00:05:04,055 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.11 12:05:04 BoogieIcfgContainer [2019-11-16 00:05:04,055 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-16 00:05:04,055 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-16 00:05:04,056 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-16 00:05:04,056 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-16 00:05:04,056 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:04:56" (3/4) ... [2019-11-16 00:05:04,060 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-16 00:05:04,096 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-11-16 00:05:04,097 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-16 00:05:04,254 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_acc6f462-ad2d-4860-ba5b-5958a1388c4a/bin/uautomizer/witness.graphml [2019-11-16 00:05:04,254 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-16 00:05:04,256 INFO L168 Benchmark]: Toolchain (without parser) took 10075.96 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 309.9 MB). Free memory was 943.5 MB in the beginning and 1.1 GB in the end (delta: -160.7 MB). Peak memory consumption was 149.2 MB. Max. memory is 11.5 GB. [2019-11-16 00:05:04,256 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 1.0 GB. Free memory is still 967.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-16 00:05:04,257 INFO L168 Benchmark]: CACSL2BoogieTranslator took 644.79 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.8 MB). Free memory was 943.5 MB in the beginning and 1.1 GB in the end (delta: -151.1 MB). Peak memory consumption was 18.5 MB. Max. memory is 11.5 GB. [2019-11-16 00:05:04,257 INFO L168 Benchmark]: Boogie Procedure Inliner took 84.31 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2019-11-16 00:05:04,258 INFO L168 Benchmark]: Boogie Preprocessor took 106.00 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2019-11-16 00:05:04,258 INFO L168 Benchmark]: RCFGBuilder took 1387.11 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 977.5 MB in the end (delta: 103.4 MB). Peak memory consumption was 103.4 MB. Max. memory is 11.5 GB. [2019-11-16 00:05:04,258 INFO L168 Benchmark]: TraceAbstraction took 7650.60 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 184.0 MB). Free memory was 970.6 MB in the beginning and 1.1 GB in the end (delta: -155.9 MB). Peak memory consumption was 28.1 MB. Max. memory is 11.5 GB. [2019-11-16 00:05:04,259 INFO L168 Benchmark]: Witness Printer took 198.92 ms. Allocated memory is still 1.3 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 22.4 MB). Peak memory consumption was 22.4 MB. Max. memory is 11.5 GB. [2019-11-16 00:05:04,261 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 1.0 GB. Free memory is still 967.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 644.79 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.8 MB). Free memory was 943.5 MB in the beginning and 1.1 GB in the end (delta: -151.1 MB). Peak memory consumption was 18.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 84.31 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 106.00 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1387.11 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 977.5 MB in the end (delta: 103.4 MB). Peak memory consumption was 103.4 MB. Max. memory is 11.5 GB. * TraceAbstraction took 7650.60 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 184.0 MB). Free memory was 970.6 MB in the beginning and 1.1 GB in the end (delta: -155.9 MB). Peak memory consumption was 28.1 MB. Max. memory is 11.5 GB. * Witness Printer took 198.92 ms. Allocated memory is still 1.3 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 22.4 MB). Peak memory consumption was 22.4 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 589]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 600]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: (((!(1 == a11) || 10 == a28) || (((!(8 == a28) && a17 == 8) && a21 == 1) && !(a28 == 11))) || ((!(a19 == 1) && a21 == 1) && !(a28 == 11))) || a28 == 7 - InvariantResult [Line: 29]: Loop Invariant Derived loop invariant: (((!(1 == a11) || 10 == a28) || (((!(8 == a28) && a17 == 8) && a21 == 1) && !(a28 == 11))) || ((!(a19 == 1) && a21 == 1) && !(a28 == 11))) || a28 == 7 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 227 locations, 1 error locations. Result: SAFE, OverallTime: 7.5s, OverallIterations: 5, TraceHistogramMax: 5, AutomataDifference: 5.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, HoareTripleCheckerStatistics: 470 SDtfs, 1639 SDslu, 181 SDs, 0 SdLazy, 3522 SolverSat, 824 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 30 GetRequests, 13 SyntacticMatches, 2 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1929occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 5 MinimizatonAttempts, 725 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 44 NumberOfFragments, 77 HoareAnnotationTreeSize, 3 FomulaSimplifications, 732 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 3 FomulaSimplificationsInter, 184 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 918 NumberOfCodeBlocks, 918 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 913 ConstructedInterpolants, 0 QuantifiedInterpolants, 610074 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 380/380 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...